FACT: The only weather on the sun is SUNNY, not WINDY, so a flag shouldn't be waving?
FACT: It never rains on the sun, so there's no moisture. So how could we see footprints?
FACT: We would be able to see their shadows!
FACT: It's hot on the sun. Even an American flag would catch fire and offend everyone.
FACT: There is no "Dark Side" of the sun. It shines in all directions and has no shadow.